Ichigeki Sacchuu!! Hoihoi-san: Legacy
一撃殺虫!! ホイホイさんLEGACY
Originally planned to be released as an original video anime adaptation of Ichigeki Sacchuu!! HoiHoi-san Legacy manga. Japanese publisher ASCII Media Works concluded that there has been no prospect of completing the production of the title and cancelled the production. The two-minute trailer is all that was released of this project.
(Source: AniDB)